Stay updated with real-time air quality in Salt Lake City, Utah featuring accurate data on AQI, PM2.5, PM10, O3, NO2, SO2, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.
Live AQI (Air Quality Index)
40
Good
Salt Lake City, Utah
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
6.44 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
19.82 μg/m³
0
55
155
255
425
605+
43.30 ppb
0
55
71
86
201
201+
0.55 ppb
0
36
76
186
605
1005+
8.20 ppb
0
54
101
361
1250
2050+
0.23 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Salt Lake City, Utah
Salt Lake City, Utah
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AQI 40
Good
6.47μg/m³
PM2.5
20.64μg/m³
PM10
43.07ppb
O3
0.51ppb
SO2
7.97ppb
NO2
0.19ppm
CO
AQI 40
Good
6.43μg/m³
PM2.5
21.96μg/m³
PM10
42.92ppb
O3
0.47ppb
SO2
7.81ppb
NO2
0.19ppm
CO
AQI 41
Good
7.04μg/m³
PM2.5
27.26μg/m³
PM10
44.20ppb
O3
0.65ppb
SO2
7.09ppb
NO2
0.30ppm
CO
AQI 52
Moderate
9.77μg/m³
PM2.5
43.64μg/m³
PM10
34.46ppb
O3
0.47ppb
SO2
17.49ppb
NO2
0.29ppm
CO
AQI 38
Good
6.88μg/m³
PM2.5
25.79μg/m³
PM10
41.48ppb
O3
0.45ppb
SO2
9.28ppb
NO2
0.23ppm
CO
AQI 52
Moderate
10.06μg/m³
PM2.5
43.95μg/m³
PM10
37.18ppb
O3
0.44ppb
SO2
15.01ppb
NO2
0.31ppm
CO
Air quality and pollutant data for Utah, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for Salt Lake City, Utah is updated every hour for accuracy.
In the past 24 hours, the air quality in Salt Lake City, Utah was at its worst at 11:00:00 on 2025-06-05.
In the last 24 hours, the best air quality in Salt Lake City, Utah was observed at 12:00:00 on 2025-06-05.
As of now, the AQI in Salt Lake City, Utah is 40, indicating Good conditions.
Salt Lake City, Utah air has the highest levels of O3.
Poor air quality in Salt Lake City, Utah means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Salt Lake City, Utah are currently 6.44 μg/m3.
The PM10 concentration in Salt Lake City, Utah is 19.818 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Salt Lake City, Utah is 0.232 ppm.
Currently, Salt Lake City, Utah has a sulfur dioxide (SO2) concentration of 0.554 ppb.
The current ozone (O3) level in Salt Lake City, Utah at the moment is 43.304 ppm.
Nitrogen dioxide (NO2) level in Salt Lake City, Utah at the moment is 8.203 ppb.
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